list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
6230 Dictionary order   6 9.30
6289 Bomberman   214 25.76
17
17
6292 Shmoogle Wave   17 23.01
6296 Experiment   34 23.08
6500 Counting Diameter   38 28.21
6503 Travelling Salesman Again !   92 35.17
6652 Skiers   35 47.26
6678 Load Testing   204 59.78
34
34
6690 A - Comparison Expressions   57 33.22
6693 C - Karaoke   26 56.18
6706 Making Chess Boards   27 22.88
6711 Transform a Sequence   41 30.94
6720 Paper Fold   19 12.21
6732 Camels   88 37.93
6738 Nice Quadrangles   180 40.97
6767 Sequence Function   14 18.52
6804 Cheating or Not   19 15.29
6823 Seller Bob   73 21.72
6827 Last Minute Construction   24 17.36
6831 Two Ball Game   67 28.44
6832 To Score or not to score   46 29.01
6851 Fence   43 24.40
6860 Asistent   25 13.45
6885 Wonkas Oompa-Impa Dilemma   16 22.22
6895 Maximum Edge of Powers of Permutation   12 21.39
6949 PIN   145 28.30
17
34
6951 MP3 Player   42 28.57
6957 Partial Palindrome   3 5.00
6977 Odd Independent Sets   17 51.28
6981 The Least Number   23 24.43
6985 Rearranging Digits   56 22.53
6986 Summing Slopes   61 28.79
6999 Avoiding SOS Grids   69 10.71
7010 Police Business   6 25.00
7023 Cookies   19 28.80
7050 Necklace Decomposition   48 60.61
7100 Back To The Polygon   88 34.80
7193 The Pharaoh Curse   16 21.05
7248 Chess part1   104 23.55
7301 Lucky Controller   11 32.14
7323 Happy Days   47 44.74
7333 Shuffle Music   9 26.67
7336 Mastermind   493 36.24
7337 Shuffling   24 18.09
7378 Manhattan Companies   16 10.96
7387 Airplane Parking   56 23.53
7389 Rating Hazard   25 19.44
7402 Repair Depots   14 43.90
7409 Drawing Quadrilaterals   51 11.46
7427 Jara’s Legacy   85 40.21

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